The AM897S156 from Anatech Electronics is a Band Pass Filter with Frequency 897.5 MHz, Center Frequency 897.5 MHz, Insertion Loss 2.5 to 3.5 dB, Upper Rejection 15 dB 925-935 MHz, Lower Rejection 45 dB, 860-865 MHz. Tags: Surface Mount, RF SAW Filter. More details for AM897S156 can be seen below.